BTR 6.4L 392 HEMI VALVE SPRING KIT

12-24 Chrysler 300 6.4L 392

11-23 Dodge Challenger 6.4L 392

12-23 Dodge Charger 6.4L 392

18-25 Dodge Durango 6.4L 392

14-25 Ram 6.4L 392 (2500 / 3500)

12-21 Jeep Grand Cherokee 6.4L 392

22-25 Jeep Grand Wagoneer 6.4L 392

21-25 Jeep Wrangler Rubicon 6.4L 392

SK024

*PLEASE READ OUR HEMI CAMSHAFT BUYERS GUIDE

This all new spring kit for the Gen III Hemi is designed for use with Aftermarket 6.4L 392 Camshaft Upgrades. These all new BTR Beehive springs were designed to provide maximum valve control and valve train stability in today's demanding high performance engines. Tested on both the engine dyno and Spintron to verify performance and longevity.

• 140lb @1.950 "
• 400lb @1.310"
• Coil bind at 1.240"
• 407 lb rate
• BTR-1515 valve springs (QTY 16)
• SLH815075BH -16 beehive locator set (QTY 1)
• A201HP-16 .060" shims set (QTY 1)
• Uses stock Hemi valve locks and retainers. We also have valve seals if necessary.
• Retainers Included NO
• Valve Seals Included YES
• Locators Included YES
• Locks Included NO

Brian Tooley Racing (BTR) is a powerhouse in modern V8 performance, offering camshafts, valvetrain components, and supporting engine hardware for platforms like GM LS/LT, Chrysler Hemi, and Ford Godzilla. Built with real-world performance targets in mind, BTR parts are engineered to help enthusiasts unlock power, improve drivability for their combo, and support reliable RPM where it counts.